var stu={
	nmae:'lisi',
	age:20
}
var result1=Object.keys(stu);
console.log(result1);
console.log(Object.values(stu));

var a={
	name:'lisi',
	age:20
}
var b={
	name:'terry',
	address:'江苏省'
}
var result=Object.assign(a,b);
console.log(result);
console.log(a==result);
console.log(b==result);
